130031020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{928793}}^1$

素因数の和:928809

約数の個数: 24

約数和(自身を含む): 312074784

約数和(自身を除く): 182043764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 928793, 1857586, 3715172, 4643965, 6501551, 9287930, 13003102, 18575860, 26006204, 32507755, 65015510, 130031020]

約数ペア:

[(1, 130031020), (2, 65015510), (4, 32507755), (5, 26006204), (7, 18575860), (10, 13003102), (14, 9287930), (20, 6501551), (28, 4643965), (35, 3715172), (70, 1857586), (140, 928793)]